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authorJordan Rupprecht <rupprecht@google.com>2019-05-14 21:58:59 +0000
committerJordan Rupprecht <rupprecht@google.com>2019-05-14 21:58:59 +0000
commitb6bc976d7be8ee56d3be4b6dbd2f3ab0a4021c86 (patch)
treef5ed5db8cb5d237a073ea00c4d4cd63153a16a6c /lib/builtins/subvti3.c
parent05342ccc9cff16425c0a831fddd510879544a0bf (diff)
parent098ca93185735ec3687106d0967a70fc99a85059 (diff)
downloadcompiler-rt-google/stable.tar.gz
Creating branches/google/stable and tags/google/stable/2019-05-14 from r360103google/stable
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/branches/google/stable@360714 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/builtins/subvti3.c')
-rw-r--r--lib/builtins/subvti3.c55
1 files changed, 24 insertions, 31 deletions
diff --git a/lib/builtins/subvti3.c b/lib/builtins/subvti3.c
index a6804d2d7..91ac18834 100644
--- a/lib/builtins/subvti3.c
+++ b/lib/builtins/subvti3.c
@@ -1,40 +1,33 @@
-/* ===-- subvti3.c - Implement __subvti3 -----------------------------------===
- *
- * The LLVM Compiler Infrastructure
- *
- * This file is dual licensed under the MIT and the University of Illinois Open
- * Source Licenses. See LICENSE.TXT for details.
- *
- * ===----------------------------------------------------------------------===
- *
- * This file implements __subvti3 for the compiler_rt library.
- *
- * ===----------------------------------------------------------------------===
- */
+//===-- subvti3.c - Implement __subvti3 -----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements __subvti3 for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
#include "int_lib.h"
#ifdef CRT_HAS_128BIT
-/* Returns: a - b */
+// Returns: a - b
-/* Effects: aborts if a - b overflows */
+// Effects: aborts if a - b overflows
-COMPILER_RT_ABI ti_int
-__subvti3(ti_int a, ti_int b)
-{
- ti_int s = (tu_int) a - (tu_int) b;
- if (b >= 0)
- {
- if (s > a)
- compilerrt_abort();
- }
- else
- {
- if (s <= a)
- compilerrt_abort();
- }
- return s;
+COMPILER_RT_ABI ti_int __subvti3(ti_int a, ti_int b) {
+ ti_int s = (tu_int)a - (tu_int)b;
+ if (b >= 0) {
+ if (s > a)
+ compilerrt_abort();
+ } else {
+ if (s <= a)
+ compilerrt_abort();
+ }
+ return s;
}
-#endif /* CRT_HAS_128BIT */
+#endif // CRT_HAS_128BIT